Elements and Compounds(共22张PPT)ElementsandCompounds(元素與化合物)Relative(相對)abundance(豐度)ofdifferentelements Differencesbetweencompound(化合物)andmixture(混合物)Somedefinitions(定義)Element(元素)e.g.hydrogen,oxygenApuresubstancecontainingonekindofatomsonly.Compound(化合物)e.g.water,sodiumchloride Apure...
ELEMENTS AND COMPOUNDS OVERVIEW OF PERIODIC TABLE What is the Periodic Table A way to organize elements known in the Universe A way to predict if new elements can be found naturally or produced artificially Reading the Element on the Periodic Table Atomic number = the number of protons in the ...
Mixtures, Elements and Compounds Learning Targets: I will be able to: distinguish between elements, mixtures, and compounds. describe ways to separate mixtures into their original components. Mixtures, Elements, Compounds Scientists like to classify things. One way that scientists classify matter is by...
Elements, Mixtures & Compounds:元素,混合物和化合物 热度: AMatterofFact Mixtures,ElementsandCompounds Mixtures,elements,compounds Scientistsliketoclassifythings. Onewaythatscientistsclassifymatterisbyitscomposition. Ultimately,allmattercanbeclassifiedasmixtures,elementsandcompounds. ...
生物专业英语Elements and Compounds Lesson1ElementsandCompounds Allmatteriscomposedofbasicsubstancescalledelements.Anelementcannotbebrokendownintosimplerunitsbychemicalreactions;itcontainsonlyonekindofatom.Anatomisthesmallestcharacteristicunitofanelement.Acompoundisasubstancethatcanbesplitintotwoormoreelements.Waterisa...
1、Elements and Compounds(元素與化合物)Relative (相對) abundance (豐度) of different elementsDifferences between compound (化合物) and mixture (混合物)Some definitions (定義)nElement (元素) e.g. hydrogen, oxygen A pure substance containing one kind of atoms only.nCompound (化合物) e.g. ...
Elements Compounds & Mixtures Worksheet - …:元素,化合物和混合物的工作表—… 热度: Atoms, Elements, Compounds, and Mixtures Structure of the Atom Atoms are the smallest particles into which matter can be divided and still maintain its
Elements,compoundsandmixtures WHATISANELEMENT?Anelementis…•materialmadeofjustonetypeofatom •Asubstancethatcannotbeseparatedorbrokendownintosimplersubstancesbychemicalmeans Whatarethe3mostabundantelementsthatmakeuptheearth?•Oxygen•Iron•silicon answer Compositionoftheearth Whatare3mostcommonelementsthat...
Isotopes of Hydrogen
and ability to form bonds can be predicted as you move across and down the table.The functions of the Periodic TableVery Great Toolreveal atomic structureThe gradient law of elements natureThe inner relationship among elementsSeek for new elements and compoundsLifelong labor, then become a genius-...